128945268

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{155731}}^1$

素因数の和:155764

約数の個数: 36

約数和(自身を含む): 340118688

約数和(自身を除く): 211173420

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 155731, 311462, 467193, 622924, 934386, 1401579, 1868772, 2803158, 3581813, 5606316, 7163626, 10745439, 14327252, 21490878, 32236317, 42981756, 64472634, 128945268]

約数ペア:

[(1, 128945268), (2, 64472634), (3, 42981756), (4, 32236317), (6, 21490878), (9, 14327252), (12, 10745439), (18, 7163626), (23, 5606316), (36, 3581813), (46, 2803158), (69, 1868772), (92, 1401579), (138, 934386), (207, 622924), (276, 467193), (414, 311462), (828, 155731)]